Senior Cybersecurity Specialist

Senior Cybersecurity Specialist
Location: Dayton, OH (Onsite)
Clearance: Active TS/SCI clearance required
Position Type: Full-Time

Job Description:

We are seeking an experienced Senior Cybersecurity Specialist to join a cutting-edge engineering team. In this role, you will be the primary authority on securing mission-critical hardware and software systems and will play a pivotal role in ensuring their operational success in contested environments. As part of this role, you will develop zero-trust cybersecurity strategies, lead risk management processes, and safeguard sensitive operations.

Key Responsibilities:

• Cyber Strategy & Governance:

  • Lead the development of the cybersecurity strategy and related security documentation (SSP, POA&M).

  • Ensure alignment with NIST 800-53, CNSSI 1253, and Zero-Trust Architecture guidelines.

  • Lead cyber risk boards and provide regular briefings to senior stakeholders.

• RMF & Continuous ATO:

  • Manage Risk Management Framework (RMF) processes, from categorization to authorization.

  • Implement automated compliance tools (ACAS, SCAP, Nessus) integrated into DevSecOps pipelines.

• Secure DevSecOps & Supply-Chain Risk:

  • Integrate S-BOM analysis, container hardening, and code-signing into regular software release cycles.

  • Identify and mitigate third-party supply chain risks.

• Cross-Domain & Crypto Engineering:

  • Develop guard rulesets and data-flow enforcement solutions for multi-level security (MLS) systems.

  • Work with the NSA on Type-1 crypto key management and procedures.

• Vulnerability Management & Incident Response:

  • Conduct penetration testing and red-team exercises to identify vulnerabilities.

  • Develop and rehearse incident response and hunt-forward playbooks for cybersecurity operations.

• Platform & Flight-Test Support:

  • Provide cybersecurity expertise for flight testing and hardware configurations.

  • Assist in generating and implementing cybersecurity configurations for flight operations.

• Mentorship & Culture:

  • Mentor engineers on secure-by-design principles, STIG implementation, and zero-trust models.

  • Cultivate a DevSecOps mindset and a culture of fast, iterative learning in classified environments.

Required Qualifications:

• Bachelor s Degree in Cybersecurity, Computer Science, Information Systems, or a related field, with 15+ years of relevant experience OR a Master s Degree and 12+ years of experience in securing DoD or IC C4ISR/avionics systems.

• At least 5 years of experience as a lead cybersecurity engineer, ISSM, or similar role.

• Active TS/SCI clearance.

• Expertise in RMF, NIST 800-53, DISA STIGs, SCAP/ACAS, and eMASS workflows.

• Strong experience designing and accrediting cross-domain solutions and Type-1 crypto architectures.

Desired Skills:

• DoD 8570/8140 IAM/IASAE Level III certification (CISSP-ISSEP, CISM, GSLC, etc.).

• Experience with ABMS, CJADC2, OMS/UCI, or tactical data-link programs.

• Familiarity with zero-trust enforcement in SATCOM, SDR, and software-defined networking environments.

• Red-team or penetration testing certifications (OSCP, GXPN, CEH) and experience writing mitigation strategies.

• Agile/Scrum or SAFe certification.

  Thank you!
  Kevin Dev
  Lead Recruiter | PWSRecruit

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